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Reaping what we sow: Agriculture’s role in climate change

Climate change usually evokes images of belching smokestacks and car-filled motorways. But if you’ve ever wondered what impact food production has on the Earth’s atmosphere, check out last Friday’s episode of Up Close:

The verdict: meat production is bad (and it’s as much due to urinating as it is to farting and belching), but crops aren’t without their own impacts. And once more, as long as the global population continues to increase – which it will – greater methane and nitrous oxide emissions in the future are guaranteed.